Thermoplastic polyurethane compositions of improved flame retard

Details Thermoplastic polyurethane compositions of improved flame retard Thermoplastic polyurethane compositions of improved flame retard

1981-11-06

1983-11-01

Marquis, Melvyn I.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525438, 525439, 525452, C08F28300

Patent

active

044131011

ABSTRACT:
The present invention is directed to a thermoplastic molding composition comprising thermoplastic polyurethane and a member selected from the group consisting of polyarylphosphonate and polyarylphosphonatocarbonate which composition is characterized by its improved flame retardance.

REFERENCES:
patent: 3956431 (1976-05-01), Honig et al.
patent: 4017257 (1977-04-01), Weil
patent: 4156663 (1979-05-01), Okanoto
patent: 4350799 (1982-09-01), Schmelzer

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